Activity feed modeled across Postgres, MongoDB, Redis, Cassandra, CockroachDB, and Neo4j. One ActivityStore port, PACELC when-to-use guide, and percentile benches per query shape.
redis distributed-systems benchmarking typescript cassandra mongodb neo4j postgresql databases graph-database distributed-sql repository-pattern cypher testcontainers cockroachdb activity-feed system-design polyglot-persistence keyset-pagination pacelc
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Updated
Sep 6, 2026 - TypeScript